What is Projection Mapping?

Projection Mapping uses everyday video projectors, but instead of projecting on a flat screen, light is mapped onto any surface, turning common objects of any 3D shape into interactive displays. More formally, projection mapping is "the display of an image on a non-flat or non-white surface".

Frequently asked Questions about Projection Mapping (by NoktaVisual)

https://www.youtube.com/watch?v=i7X8ZnmLfM0

Pablo Valbuena’s Augmented Sculpture (2006–2007) is often seen as an early milestone of projection mapping, as it precisely layers projected light onto physical structures to create the illusion of transforming three-dimensional space.